問題詳情

22. ---You should have thanked he before you left.---I meant ,but when I was leaving I couldn’t find her anywhere.
(A)to do
(B)to
(C)doing
(D)doing so

參考答案

答案：B
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)